"Profits of everything is bad". Excess weight puts not only problems relating to the overall appearance, but also many health issues. American Heart Association reports obesity as a recognised risk factor for coronary artery disease, which can lead to heart attacks and also is a cause of many other health issues such as diabetes, hypertension, sleep apnea and arthritis. Obesity is a serious international problem. For example, the percentage of obese people in THE UNITED STATES has risen steadily from 14 percent in 1976 to 1980; the investigation to 33.5 percent in 1999-2000 survey.
Losing weight is a big concern for all overweight, not only for social reasons, but also for their health. Optimal management of overweight and obesity requires a combination of diet, exercise and behavioral change, although some may require vævskoncentration therapy or bariatric surgery. The choice of therapy depends on several factors, including the degree of overweight and obesity and personal preference. The selection of treatment carried out by means of an assessment of the benefits and risks.The selection of food, we can have a significant impact on our health. nevertheless still scientific opinions on which and how many of these foods are best to change as new research is completed.
It is important to set goals when we are discussing a Dietetic weight loss program. An initial weight loss goal 5-7 percent of body weight is realistic for most people. The rate of weight loss is directly related to the difference between energy intake and energy needs.General agreement that the excess intake of calories from any source that connects to a sedentary lifestyle, causes weight gain and obesity; the goal of diet therapy, is therefore, to reduce energy intake from food.Planning a diet requires the selection of a kalorietilførsel and then selecting foods to meet this intake.
Conventional diet is defined as those below energy requirements but give 800 kcal/day; These diets may be divided into four groups-
Balanced low-calorie diet/portion-controlled diets
a. low-fat diets
b. low-carbohydrate diets
c. Mediterranean diet fad diet (diet involves unusual combinations of food or eat sequences)
Balanced low-calorie diet: it is desirable to eat foods with sufficient nutrients in addition to protein, carbohydrate and essential fatty acids. Thus, weight-reducing diets eliminate alcohol, sugar-containing beverages and most highly concentrated sweets because they contain seldom sufficient quantities of other nutrients in addition energy. A simple approach to give a Calorie-controlled diet (portion-controlled diet) is to use individually packaged foods, such as formula diets spirits uses powdered or liquid formula diets, nutrition bars, frozen foods and prepackaged meals that can be stored at room temperature as the largest source of nutrients.
Low-fat diet-low-fat diet is another standard strategy to lose weight, and nearly all dietary guidelines recommend a reduction in the daily intake of fat to 30 percent of energy intake or less.
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